MCQ
From the ground state electronic configuration of the elements given below, pick up the one with highest value of second ionisation energy
- A$1s^2\,2s^2\,2p^6\,3s^2$
- ✓$1s^2\,2s^2\,2p^6\,3s^1$
- C$1s^2\,2s^2\,2p^6$
- D$1s^2\,2s^2\,2p^5$
✓
Answer
Correct option: B.
$1s^2\,2s^2\,2p^6\,3s^1$
b
$2^{nd}$ $I.E.$ of alkali Metal is max. because after loosing an $e{l^\Theta }$ it attains inert gas corifiguration.
$2^{nd}$ $I.E.$ of alkali Metal is max. because after loosing an $e{l^\Theta }$ it attains inert gas corifiguration.
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